<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="js/address.js"></script>
    <link rel="stylesheet" href="css/bootstrap.min.css">

</head>
<body>
<div id="div1" class="container" >
    <select name="" id="" v-model="prov" class="form-inline">
        <option v-for="(item,index) in this.address" v-if="item.topId==0" :value="item.id">{{item.addName}}</option>
    </select>

    <select name="" id="" class="form-inline">
        <option v-for="(item,index) in this.address" v-if="item.topId==prov" :value="item.id">{{item.addName}}</option>
    </select>
</div>
<script src="js/vue.js"></script>
<script>
    new Vue({
        el: '#div1',
        data: {
            address:[],
            prov: "1"
        },
        computed: {},
        filters: {},
        watch: {},
        created() {
        },
        mounted() {
            this.address = address
        },
        beforeDestroy() {
        },
        methods: {}
    })
</script>
</body>
</html>